<div class="t_left">
    <ul>
        <li <eq name="cur" value="index">class="on"</eq>>
            <a href="/teacher/index/index">
            <span class="span1"></span> 首页
            </a>
        </li>
        <li <eq name="cur" value="live">class="on"</eq>>
            <a href="/teacher/live/index">
            <span class="span2"></span> 大班课
            </a>
        </li>
        <li <eq name="cur" value="course">class="on"</eq>>
            <a href="/teacher/course/index">
            <span class="span3"></span> 课程
            </a>
        </li>
        <!-- <li>
            <a href="">
            <span class="span4"></span> 内容
            </a>
        </li> -->
        <li <eq name="cur" value="exam">class="on"</eq>>
            <a href="/teacher/exam/index">
            <span class="span5"></span> 课堂测试
            </a>
        </li>
        <li <eq name="cur" value="account">class="on"</eq>>
            <a href="/teacher/account/index">
            <span class="span6"></span> 账号
            </a>
        </li>
    </ul>
</div>